Any recommendations for a modern equivalent?
Bur for graphics programming, Foley and Van Damm is probably the canonical text - now in 3rd edition. http://www.amazon.com/Computer-Graphics-Principles-Practice-...
In any case some of the "GPU Gems" [1] books are worth a read.
[1] Available for free on nvidia' website these days: http://http.developer.nvidia.com/GPUGems/gpugems_part01.html https://developer.nvidia.com/content/gpu-gems-2 https://developer.nvidia.com/content/gpu-gems-3
[1] http://www.amazon.com/Real-Time-Rendering-Third-Tomas-Akenin...